home *** CD-ROM | disk | FTP | other *** search
- /* Copyright (c) 1990 Commodore-Amiga, Inc.
- *
- * This example is provided in electronic form by Commodore-Amiga, Inc. for
- * use with the 1.3 revisions of the Addison-Wesley Amiga reference manuals.
- * The 1.3 Addison-Wesley Amiga Reference Manual series contains additional
- * information on the correct usage of the techniques and operating system
- * functions presented in this example. The source and executable code of
- * this example may only be distributed in free electronic form, via bulletin
- * board or as part of a fully non-commercial and freely redistributable
- * diskette. Both the source and executable code (including comments) must
- * be included, without modification, in any copy. This example may not be
- * published in printed form or distributed with any commercial product.
- * However, the programming techniques and support routines set forth in
- * this example may be used in the development of original executable
- * software products for Commodore Amiga computers.
- * All other rights reserved.
- * This example is provided "as-is" and is subject to change; no warranties
- * are made. All use is at your own risk. No liability or responsibility
- * is assumed.
- */
-
- #include <exec/types.h>
- #include <devices/printer.h>
- #include <devices/prtbase.h>
-
- SetDensity(density_code)
- ULONG density_code;
- {
- extern struct PrinterExtendedData *PED;
- extern char StartCmd[];
-
- /* SPECIAL_DENSITY 0 1 2 3 4 5 6 7 */
- static int XDPI[8] = {75, 75, 100, 150, 300, 300, 300, 300};
- static char codes[8][3] = {
- {'0','7','5'},{'0','7','5'},{'1','0','0'},{'1','5','0'},
- {'3','0','0'},{'3','0','0'},{'3','0','0'},{'3','0','0'}};
-
- density_code /= SPECIAL_DENSITY1;
- PED->ped_MaxXDots = XDPI[density_code] * 8; /* 8 inches */
- PED->ped_MaxYDots = XDPI[density_code] * 10; /* 10 inches */
- PED->ped_XDotsInch = PED->ped_YDotsInch = XDPI[density_code];
- StartCmd[8] = codes[density_code][0];
- StartCmd[9] = codes[density_code][1];
- StartCmd[10] = codes[density_code][2];
- }
-